<template>
  <div class="shopcar-container">
    <div class="goods-list">
      <div class="mui-card">
        <div class="mui-card-content" v-for="item in goodslist" :key="item.id">
          <div class="mui-card-content-inner goods-item">
            <!-- 开关区域 v-model绑定的是布尔值 -->
            <mt-switch
              v-model="seletedObj[item.id]"
              @change="changeSelect(item.id, seletedObj[item.id])"
            ></mt-switch>
            <img :src="item.thumb_path" alt="" />
            <!-- 信息区域 -->
            <div class="info">
              <h1>{{ item.title }}</h1>
              <div class="goods-info">
                <span class="price">￥{{ item.sell_price }}</span>
                <!-- countObj[item.id]表示这条商品对应的数量 -->
                <nobox :initcount="countObj[item.id]" :id="item.id"></nobox>
                <a href="#" @click.prevent="del(item.id)">删除</a>
                <!-- 阻止默认行为防止跳转 -->
              </div>
            </div>
          </div>
        </div>
      </div>

      <!-- 结算区域 -->
      <div class="mui-card">
        <div class="mui-card-content">
          <div class="mui-card-content-inner jiesuan">
            <div class="left">
              <p>总计（不含运费）</p>
              <p>
                已勾选商品<span class="danger">{{ selectedcount }}</span>
                件，总价<span class="danger">￥{{ amount }}</span>
              </p>
            </div>
            <mt-button type="danger">去结算</mt-button>
          </div>
        </div>
      </div>
      {{ JSON.stringify(seletedObj) }}
    </div>
  </div>
</template>

<script>
import { mapGetters, mapMutations } from "vuex";
import nobox from "../sub-components/shopcar_nobox.vue";

export default {
  data() {
    return {
      goodslist: [], //商品列表
    };
  },
  created() {
    this.getGoodsList();
  },
  methods: {
    ...mapMutations(["delFromCart", "changeSelectState"]),
    async getGoodsList() {
      if (this.idstr.length <= 0) return;
      const { data } = await this.$http.get(
        "/api/goods/getshopcarlist/" + this.idstr
      );
      if (data.status === 0) return (this.goodslist = data.message);
    },
    del(id) {
      //删除商品
      this.goodslist.some((item, i) => {
        if (item.id == id) {
          this.goodslist.splice(i, 1);
          return true;
        }
      });
      //从vuex中删除数据
      this.delFromCart(id);
    },
    changeSelect(id, select) {
      console.log(id + "----" + select);
      this.changeSelectState({ id, selected: select });
    },
  },
  computed: {
    ...mapGetters([
      "idstr",
      "countObj",
      "seletedObj",
      "selectedcount",
      "amount",
    ]),
  },
  components: {
    nobox,
  },
};
</script>
<style lang="scss" scoped>
.shopcar-container {
  background-color: #eee;
}
.goods-item {
  display: flex;
  img {
    width: 60px;
    height: 60px;
  }
  h1 {
    font-size: 13px;
  }
  .info {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    .goods-info {
      display: flex;
      justify-content: space-between;
      align-items: center;
      .price {
        color: red;
        font-weight: bold;
        font-size: 16px;
      }
    }
  }
}
.danger {
  color: red;
  font-weight: bold;
  font-size: 16px;
}
.jiesuan {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
</style>